Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 81
... kg / ha on Patumahoe clay loam . Excellent control of wireweed ( Polygonum aviculare ) , twincress ( Coronopus didymus ) , fumitory ( Fumaria spp . ) and scarlet pimpernel ( Anagallis arvensis ) was achieved . INTRODUCTION Onion crops ...
... kg / ha on Patumahoe clay loam . Excellent control of wireweed ( Polygonum aviculare ) , twincress ( Coronopus didymus ) , fumitory ( Fumaria spp . ) and scarlet pimpernel ( Anagallis arvensis ) was achieved . INTRODUCTION Onion crops ...
Page 82
... kg / ha and some handweeding when necessary until the most successful treatment had run its course . The whole trial was then oversprayed with chlorthal / dimethyl ( Dacthal 75 % WP ) at 8 kg / ha and kept clean until harvest . RESULTS ...
... kg / ha and some handweeding when necessary until the most successful treatment had run its course . The whole trial was then oversprayed with chlorthal / dimethyl ( Dacthal 75 % WP ) at 8 kg / ha and kept clean until harvest . RESULTS ...
Page 159
... kg / ha was also effective and pine trees ( Pinus radiata ) have been shown to tolerate the different formulations of this herbicide at rates up to 10 kg / ha ( Preest 1986 ) . CONCLUSIONS Glyphosate ( Roundup ) . Indications are that a ...
... kg / ha was also effective and pine trees ( Pinus radiata ) have been shown to tolerate the different formulations of this herbicide at rates up to 10 kg / ha ( Preest 1986 ) . CONCLUSIONS Glyphosate ( Roundup ) . Indications are that a ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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41st N.Z. Weed activity alligator weed aphid application asparagus assessed Auckland barley bioassay BYDV Canterbury cereals chemical clethodim crop cultivars cyproconazole damage diclofop-methyl disease DSIR effect eggs field flowering fluazifop-butyl fluvalinate foliage fruit fungicides g/ha glyphosate gorse grass grub grass weeds growers Hamilton clay loam herbicides Horotiu sandy loam infection insecticide kg/ha kiwifruit larvae leaf litres/ha loam soil MCPA mite miticides mulch myclobutanil nodding thistle NZ Weed orchards P.O. Box paclobutrazol Palmerston North pasture pendimethalin Pest Control Conf picloram pirimicarb plants plots Popay populations Proc programme propargite propiconazole Pukekohe quizalofop regrowth replicates Research residues resistance rosettes Ruakura ryegrass samples seed seedlings sethoxydim shoot significantly Silwet L-77 simazine spray surfactant susceptible Table temperature tested thrips tillers tip rot translocation treated treatment trees trial triasulfuron untreated uptake Weed and Pest weed control weeks yield Zealand